*{
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}
.clearfix::after{
	display: table;
	content: "";
	clear: both;
}
body{
	font-family: "微软雅黑";
}
.container{
	width: 1110px;
}
header{
	text-align: center;
	padding: 67px 0 84px 0;
	background: #e9ecef;
}
header h1{
	font-size: 56px;
	font-weight: 300;
}
header p{
	font-size: 20px;
}
.main{
	display: flex;
	justify-content: center;
}
.main .top{
	text-align: center;
	padding: 20px 0;
}
.top .left{
	float: left;
	font-size: 0;
}
.wu{
	border-top-left-radius: 4px;
	border-bottom-left-radius: 4px;
}
.c5{
	width: 128px;
	line-height: 38px;
	display: inline-block;
	color: #fff;
	text-decoration: none;
	text-align: center;
	border: none;
	font-size: 16px;
}
.wp{
	border-top-right-radius: 4px;
	border-bottom-right-radius: 4px;
}
.top .center{
	text-align: center;
}
#c3{
	position: absolute;
	left:50%;
	width: 255px;
	transform:translateX(-50%);
	line-height: 38px;
	background: #6c757d;
	border-radius: 4px;
	outline: none;
}
.top .right{
	float: right;
	font-size: 0;
}
.center #w1{
	width: 520px;
	height: 134px;
	float: left;
	font-size: 24px;
	padding: 10px;
}
.center #w2{
	width: 520px;
	height: 134px;
	float: right;
	font-size: 24px;
	padding: 10px;
	background: #e9ecef;
}

.btn1{
	width: 128px;
	line-height: 38px;
	background: #5aaaff;
	border-radius: 4px;
	margin: 20px 0;
	display: inline-block;
	color: #fff;
	text-decoration: none;
	text-align: center;
	border: none;
}
.btn2{
	width: 128px;
	line-height: 38px;
	background: #5aaaff;
	border-radius: 4px;
	margin: 20px 0;
	display: inline-block;
	color: #fff;
	text-decoration: none;
	text-align: center;
	border: none;
	display: none;
}
